package com.class04;

/**
 * @ClassDescription:  + - * / 运算的标准接口
 * @JdkVersion: 17
 * @Author: yxy
 * @Created: 2023/11/1 9:18
 */
public interface Calculator {
    int add(int i,int j);
    int sub(int i,int j);
    int mul(int i,int j);
    int div(int i,int j);
}
